CN204028067U - A kind of soil body that pollutes is sheared infiltration experiment device - Google Patents
A kind of soil body that pollutes is sheared infiltration experiment device Download PDFInfo
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- CN204028067U CN204028067U CN201420455756.0U CN201420455756U CN204028067U CN 204028067 U CN204028067 U CN 204028067U CN 201420455756 U CN201420455756 U CN 201420455756U CN 204028067 U CN204028067 U CN 204028067U
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- 239000002689 soil Substances 0.000 title claims abstract description 46
- 238000001764 infiltration Methods 0.000 title claims abstract description 21
- 238000006073 displacement reaction Methods 0.000 claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims description 42
- 238000011084 recovery Methods 0.000 claims description 26
- 210000001308 Heart Ventricles Anatomy 0.000 claims description 11
- 210000000683 Abdominal Cavity Anatomy 0.000 claims description 9
- 230000000875 corresponding Effects 0.000 claims description 6
- 238000010008 shearing Methods 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 230000035699 permeability Effects 0.000 abstract description 11
- 239000000126 substance Substances 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 230000003204 osmotic Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 230000036975 Permeability coefficient Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 231100001010 corrosive Toxicity 0.000 description 1
- 231100000078 corrosive Toxicity 0.000 description 1
- 230000001066 destructive Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
Abstract
The utility model relates to a kind of soil body that pollutes and shears infiltration experiment device, belongs to environmental geotechnical field.The described pollution soil body is sheared infiltration experiment device by cabinet, circular seal test cavity, base, footstock, servo loading system, osmosis system composition.This system can be tested and be polluted the soil body in shear failure process, the infiltration coefficient of shear surface tangential direction.In the fixed and shear history of sample, between cylinder inner wall and rubber diaphragm, apply negative pressure by vacuum pump, cause rubber diaphragm to be close to cylinder inner wall, rubber diaphragm does not deform with sample, get rid of the impact of rubber diaphragm and shear history fixed on sample, realized sample fixed and shear under the rigid walls condition.When sample reaches after predetermined shear displacemant, can carry out permeability test, in permeability test process, between cylinder inner wall and rubber diaphragm, apply malleation by air compressor machine, make rubber diaphragm be close to sample, realized sample and permeated under flexible wall condition, thereby prevented the sidewall leakage problems in process of osmosis.Meanwhile, the flow of chemical solution converts the flow of equal-volume water to by the first solution displacement case and the second solution displacement case, and by flowmeter survey, has avoided the corrosion of chemical solution to apparatus main body structure.
Description
Technical field
The utility model relates to a kind of soil body that pollutes and shears infiltration experiment device, belongs to environmental geotechnical field.
Background technology
Soil pollution has become is badly in need of one of important environmental problem solving.Pollutant migration and geotechnical Engineering Safety that the particularly Geotechnical Engineering construction in Polluted Soil region (as: Solid Waste Landfill field clay impermeable layer safety problem and pollutant migrate attribute in impervious barrier) is related, become the hot research field that current environment ground is learned.And the permeance property of knowing the pollution soil body is to analyze the precondition of polluting soil body internal contamination thing migrate attribute.Shear failure is the main damage form that most rock soil medium is destroyed, and in soil shear destructive process, the shear surface of shape is huge to soil body penetration performance impact simultaneously.Once soil body generation shear failure, shears seam and provide direct channel by the migration for pollutant, will speed up the rate of propagation in the soil body of pollution, pollutant moves and will weaken the strength characteristics of the soil body, the shear failure of further aggravating the soil body in the soil body simultaneously.Therefore, be necessary to research and develop a set of pollution soil body and shear infiltration experiment device, carry out the correlative study work of the permeance property in the shear failure process of polluting the soil body.
At present, be applied to three axles that permeability apparatus in soil body shear failure process is mainly the soil body and shear permeability apparatus (patent publication No.: CN102323196A, CN2788175, CN101398355).Such device is mainly the technical characterstic of comprehensive soil body triaxial shear equipment and flexible wall permeameter, and flexible wall energy adapts to sidewall distortion in soil body shear failure process, solves well sidewall leakage problems.But soil body sample, in three axle shear histories, destroys face tangential direction and sample axis direction (permeating direction) and has an angle.And the shear surface forming in soil body shear history has directivity to the impact of soil body osmotic coefficient, soil body shear surface has the greatest impact to the soil body osmotic coefficient of its equidirectional, and less on the soil body osmotic coefficient impact of perpendicular aspect.Therefore the infiltration coefficient in the soil body shear history that, this quasi-instrument is tested often can not fine reaction shear surface maximum effect to soil permeability coefficient.And large to instrument corrosive attack in contaminant infiltration process, therefore, this quasi-instrument can not directly be applied and the shearing permeability test that pollutes the soil body.
Summary of the invention
For the problem of above-mentioned existence, the purpose of this utility model is to provide a kind of soil body that pollutes to shear infiltration experiment device, and this device can be tested and pollute the soil body in shear failure process, the infiltration coefficient of shear surface tangential direction.
A kind of soil body that pollutes is sheared infiltration experiment device, it is characterized in that: described a kind of soil body that pollutes is sheared infiltration experiment device by cabinet, circular seal test cavity, base, footstock, servo loading system, osmosis system composition, circular seal test cavity is by cylinder, bottom, top cover and screw rod form, bottom is fixed on cabinet upper surface, cylinder is placed in bottom top, between cylinder and bottom surface of contact, be provided with O-ring seal, top cover is placed in cylinder top, between cylinder and top cover surface of contact, be provided with O-ring seal, between bottom and top cover, connected by symmetrically arranged screw rod, in cylinder barrel, be provided with circular ring type abdominal cavity, circular ring type abdominal cavity has the aperture that leads to cylinder inner wall face, base is fixed on bottom upper face center position, on base, symmetry has a pair of pilot hole, footstock is positioned at top cover lower surface middle position, between footstock and top cover, bolt is connected, footstock is two stage steps shape, on the one-level step of footstock, have pilot hole, in the two stage steps of footstock, have the 4th embedded groove, servo loading system is by hydraulic-servo-load instrument, left hydraulic jack, right hydraulic jack, the first transmission rod, the second transmission rod, the 3rd transmission rod, the first load plate and the second load plate, the 3rd load plate composition, hydraulic-servo-load instrument, left hydraulic jack and right hydraulic jack are fixedly mounted in cabinet, hydraulic-servo-load instrument is connected by pipeline with left hydraulic jack and right hydraulic jack, the first transmission rod and the second transmission rod are movably placed in respectively in the pilot hole on base, the first transmission rod lower end is fixedly connected with the top land of left hydraulic jack, upper end is provided with the first load plate, the first load plate upper surface has the first embedded groove, the second transmission rod lower end is fixedly connected with the top land of right hydraulic jack, upper end is provided with the second load plate, the second load plate upper surface has the second embedded groove, the 3rd transmission rod is movably placed in the pilot hole of footstock, the 3rd transmission rod upper end is connected with displacement transducer, lower end is provided with the 3rd load plate, the 3rd load plate lower surface has three embedded groove, displacement transducer is fixed on top cover top, the 3rd transmission rod is provided with clamping screw, clamping screw is between top cover and displacement transducer, the first load plate, the second load plate, the two stage steps face of the 3rd load plate and footstock is all semicircle shape, the first load plate is corresponding with the 3rd load plate, the second embedded groove is corresponding with the 4th embedded groove, osmosis system is by air compressor machine, vacuum pump, supply tank, recovery tank, the first solution displacement case, the second solution displacement case, and flowmeter, pressure regulator valve, conduit and valve form, air compressor machine, vacuum pump, supply tank, recovery tank, the first solution displacement case, the second solution displacement case is all fixedly mounted in cabinet, air compressor machine is connected with the air admission hole at supply tank and recovery tank top by pipeline, air compressor machine and supply tank connecting tube are provided with valve and pressure regulator valve, pressure regulator valve is positioned at supply tank one side, air compressor machine and recovery tank connecting tube are provided with valve and pressure regulator valve, pressure regulator valve is positioned at recovery tank one side, in the first solution displacement case, be provided with rubber diaphragm, the first solution displacement case is divided into two Room, left and right by rubber diaphragm, two tops, Room, left and right are equipped with the pipeline being communicated with atmosphere, pipeline is provided with valve, in the second solution displacement case, be provided with rubber diaphragm, the second solution displacement case is divided into two Room, left and right by rubber diaphragm, two tops, Room, left and right are equipped with the pipeline being communicated with atmosphere, pipeline is provided with valve, the first embedded groove is connected by pipeline with the water delivering orifice at the first solution displacement top, the left chamber of case with the water inlet on the second embedded groove, between connecting tube, be provided with valve, the first solution displacement case right ventricle top water inlet is connected by pipeline with the water delivering orifice of supply tank bottom, between connecting tube, be provided with flowmeter, three embedded groove is connected by pipeline with the water inlet at the second solution displacement top, the left chamber of case with the water delivering orifice on the 4th embedded groove, between connecting tube, be provided with valve, the water delivering orifice at the second solution displacement top, case right ventricle is connected by pipeline with the water inlet of recovery tank bottom, between connecting tube, be provided with flowmeter, air compressor machine is connected with circular ring type abdominal cavity by pipeline with vacuum pump, pipeline is provided with three-phase valve, between air compressor machine (1) and vacuum pump and three-phase valve, in pipeline, be equipped with pressure regulator valve.
In the first embedded groove, the second embedded groove, three embedded groove and the 4th embedded groove, be all embedded with semicircle permeable stone.
In pilot hole in base and footstock, be equipped with O-ring seal.
Owing to having adopted above technical scheme, a kind of soil body that pollutes of the present utility model is sheared infiltration experiment device, it is cylindrical polluting soil body sample, the circular area of floorage and the first load plate and the second load plate composition is equal to, when test, sample is placed in the first load plate and the second load plate, rubber diaphragm wraps up base, the first load plate, the second load plate, sample, the 3rd load plate and footstock completely, rubber diaphragm two ends are fixed on base and footstock by rubber ring, and rubber diaphragm outer wall is close on cylinder inner wall.Limit the 3rd transmission rod by clamping screw and move, when left hydraulic jack and right hydraulic jack, constant speed raises, and the early stage that can realize right cylinder sample is fixed; By loosening clamping screw, and raise separately left hydraulic jack, can realize the shearing of sample, and form vertical shear surface in the first load plate and the second load plate osculatory place.In the fixed and shear history of sample, apply negative pressure by vacuum pump between cylinder inner wall and rubber diaphragm, cause rubber diaphragm to be close to cylinder inner wall, rubber diaphragm does not deform with sample, has got rid of the impact of rubber diaphragm and shear history fixed on sample.When sample reaches after predetermined shear displacemant, can carry out permeability test, permeability test is carried out front elder generation and fill chemical solution in the first solution displacement case and the second solution displacement left chamber of case, fills water in right ventricle.In permeability test engineering, apply malleation by air compressor machine between cylinder inner wall and rubber diaphragm, rubber diaphragm will be close to sample, thereby prevent the sidewall leakage problems in process of osmosis; The flow of chemical solution converts the flow of equal-volume water to by the first solution displacement case and the second solution displacement case, and by flowmeter survey, has avoided the corrosion of chemical solution to apparatus main body structure.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is explained in further detail: see accompanying drawing
A kind of soil body that pollutes is sheared infiltration experiment device, it is characterized in that: described a kind of soil body that pollutes is sheared infiltration experiment device by cabinet 4, circular seal test cavity, base 27, footstock 15, servo loading system, osmosis system composition.
Circular seal test cavity is made up of cylinder 13, bottom 28, top cover 16 and screw rod 23, bottom 28 is fixed on cabinet 4 upper surfaces, cylinder 13 is placed in bottom 28 tops, between cylinder 13 and bottom 28 surface of contact, be provided with O-ring seal, top cover 16 is placed in cylinder 13 tops, between cylinder 13 and top cover 16 surface of contact, be provided with O-ring seal, between bottom 28 and top cover 16, connected by symmetrically arranged screw rod 23, in cylinder 13 barrels, be provided with circular ring type abdominal cavity 22, circular ring type abdominal cavity 22 has the aperture that leads to cylinder 13 internal faces, and aperture is evenly distributed on cylinder 13 inwalls.
Base 27 is fixed on bottom 28 upper face center positions, and on base 27, symmetry has a pair of pilot hole, base 27 Cheng Yuan shapes, and bottom surface diameter is less than upper surface diameter.Footstock 15 is positioned at top cover 16 lower surface middle positions, between footstock 15 and top cover 16, bolt is connected, between footstock 15 and top cover 16 surface of contact, be provided with O-ring seal, footstock 15 journey circles, and lower surface diameter is greater than upper surface diameter, footstock 15 lower surface places are provided with two stage steps, firsts and seconds step surface is semicircle, on the one-level step of footstock 15, have pilot hole, in the two stage steps of footstock 15, have the 4th embedded groove 14, two stage steps face has from the through hole of footstock 15 upper surface to the four embedded grooves 14, and this through hole is for the laying of aqueduct.
Servo loading system is by hydraulic-servo-load instrument 3, left hydraulic jack 2, right hydraulic jack 9, the first transmission rod 26, the second transmission rod 10, the 3rd transmission rod 19, the first load plate 25 and the second load plate 11, the 3rd load plate 20 forms, hydraulic-servo-load instrument 3, left hydraulic jack 2 and right hydraulic jack 9 are fixedly mounted in cabinet 4, hydraulic-servo-load instrument 3 is connected by pipeline with left hydraulic jack 2 and right hydraulic jack 9, the first transmission rod 26 and the second transmission rod 10 are movably placed in respectively in the pilot hole on base 27, the first transmission rod 26 lower ends are fixedly connected with the top land of left hydraulic jack 2, upper end is provided with the first load plate 25, the first load plate 25 upper surfaces have the first embedded groove 24, the second transmission rod 10 lower ends are fixedly connected with the top land of right hydraulic jack 9, upper end is provided with the second load plate 11, the second load plate 11 upper surfaces have the second embedded groove 12, the 3rd transmission rod 19 is movably placed in the pilot hole of footstock 15, the 3rd transmission rod 19 upper ends are connected with displacement transducer 17, lower end is provided with the 3rd load plate 20, the 3rd load plate 20 lower surfaces have three embedded groove 21, displacement transducer 17 is fixed on top cover 16 tops, the 3rd transmission rod 19 is provided with clamping screw 18, clamping screw 18 is between top cover 16 and displacement transducer 17, the first load plate 25, the second load plate 11, the two stage steps face of the 3rd load plate 20 and footstock 15 is all semicircle shape, semicircle area homogeneous phase etc., semicircle area is equal to the half of base 27 upper surfaces, the first load plate 25 is corresponding with the 3rd load plate 20, the second embedded groove 12 is corresponding with the 4th embedded groove 14, the first transmission rod 26, the second transmission rod 10 and the 3rd transmission rod 19 are all opened for business and are run through the center pit of transmission rod, the first load plate 25, the second load plate 11 and the 3rd load plate 20 are opened respectively through hole, through hole is communicated with respectively the first caulking groove 24, the second embedded groove 12 and three embedded groove 21 and the first transmission rod 26, the center pit of the second transmission rod 10 and the 3rd transmission rod 19, through hole and center pit are all for the laying of aqueduct.
Osmosis system is by air compressor machine 1, vacuum pump 30, supply tank 7, recovery tank 6, the first solution displacement case 8, the second solution displacement case 5, and flowmeter, pressure regulator valve, conduit and valve form, air compressor machine 1, vacuum pump 30, supply tank 7, recovery tank 6, the first solution displacement case 8, the second solution displacement case 5 is all fixedly mounted in cabinet 4, air compressor machine 1 is connected with the air admission hole at supply tank 7 and recovery tank 6 tops by pipeline, air compressor machine 1 is provided with valve and pressure regulator valve with supply tank 7 connecting tubes, pressure regulator valve is positioned at supply tank 7 one sides, air compressor machine 1 is provided with valve and pressure regulator valve with recovery tank 6 connecting tubes, pressure regulator valve is positioned at recovery tank 6 one sides, in the first solution displacement case 8, be provided with rubber diaphragm, the first solution displacement case 8 is divided into two Room, left and right by rubber diaphragm, two tops, Room, left and right are equipped with the pipeline being communicated with atmosphere, pipeline is provided with valve, in the second solution displacement case 5, be provided with rubber diaphragm, the second solution displacement case 5 is divided into two Room, left and right by rubber diaphragm, two tops, Room, left and right are equipped with the pipeline being communicated with atmosphere, pipeline is provided with valve, the first embedded groove 24 is connected by pipeline with the water delivering orifice at the first solution displacement top, the left chamber of case 8 with the water inlet on the second embedded groove 12, between connecting tube, be provided with valve, the first solution displacement case 8 top, right ventricle water inlets are connected by pipeline with the water delivering orifice of supply tank 7 bottoms, between connecting tube, be provided with flowmeter, three embedded groove 21 is connected by pipeline with the water inlet at the second solution displacement top, the left chamber of case 5 with the water delivering orifice on the 4th embedded groove 14, between connecting tube, be provided with valve, the water delivering orifice at the second solution displacement case 5 tops, right ventricle is connected by pipeline with the water inlet of recovery tank 6 bottoms, between connecting tube, be provided with flowmeter, air compressor machine 1 is connected with circular ring type abdominal cavity 22 by pipeline with vacuum pump 30, pipeline is provided with three-phase valve 29, between air compressor machine 1 and vacuum pump 30 and three-phase valve 29, in pipeline, be equipped with pressure regulator valve.
The first embedded groove 24, the second embedded groove 12, three embedded groove 21 and the 4th embedded groove 14 are semicircle, are all embedded with semicircle permeable stone in groove.
In pilot hole in base 27 and footstock 15, be equipped with O-ring seal, prevent in permeability test process, between the pilot hole in base 27 and footstock 15 and transmission rod, leak.
The pollution soil body sample that this system is tested is right cylinder, right cylinder sample bottom surface diameter is identical with base 27 upper surface diameters, sample lower end is placed on the circular platform that the first load plate 25 and the second load plate 11 form, upper end contacts with the two stage steps face of the 3rd load plate 20 and footstock 15, rubber diaphragm is wrapped on base 27, the first load plate 25, the second load plate 11, sample, the 3rd load plate 20 and footstock 15, rubber diaphragm two ends are fixed on base 27 and footstock 15 by rubber ring, rubber diaphragm inwall is close to sample, and outer wall is close to cylinder 13 inwalls.
The principle of work of the utility model pilot system
Before test, first the first load plate and the second load plate are placed in to same plane, are placed on the circular platform of the first load plate and the second load plate composition polluting soil body sample, then the 3rd load plate and footstock are placed in to aspect on sample.Rubber diaphragm is wrapped on base, the first load plate, the second load plate, sample, the 3rd load plate and footstock, and rubber diaphragm two ends are fixed on base and footstock by rubber ring.Then cylinder is placed on bottom, top cover is placed on cylinder, and tighten the set bolt of footstock and top cover, and screw rod between bottom and top cover.In the first solution displacement case and the second solution displacement left chamber of case, fill chemical solution, in right ventricle, fill water, in supply tank and recovery tank, inject half chests water, and drain the air in each liquid transmission line.
To applying negative pressure between cylinder inner wall and rubber diaphragm, make rubber diaphragm be close to cylinder inner wall by vacuum pump.Limit the 3rd transmission rod by clamping screw and move, when left hydraulic jack and right hydraulic jack, constant speed raises, and makes sample carry out early stage by testing requirements fixed.Then loosen clamping screw, and raise separately left hydraulic jack, start the shearing of sample.Sample will form vertical shear surface in the first load plate and the second load plate osculatory place.Displacement transducer by the 3rd transmission rod upper end is measured shear displacemant.When sample reaches after testing requirements shear displacemant, stop shearing and carrying out permeability test.In permeability test process, between cylinder inner wall and rubber diaphragm, apply malleation by air compressor machine, rubber diaphragm will be close to sample, prevent the sidewall seepage in process of osmosis, then by the pressure (pressure requires: supply tank top pressure is greater than recovery tank top pressure, and supply tank top pressure is less than the pressure between cylinder inner wall and rubber diaphragm) of the pressure regulator valve control supply tank between air compressor machine and supply tank and recovery tank and recovery tank inner top.Due to supply tank and the poor effect of recovery tank top pressure, water in supply tank is pressed into the right ventricle of the first solution displacement case by pipeline, right ventricle's volumetric expansion of the first solution displacement case, push the rubber diaphragm in the first solution displacement case, and the chemical solution of the medium volume in left chamber is pressed into the first embedded groove and the second embedded groove, chemical solution enters sample via the first embedded groove and the second embedded groove, and get back to the left chamber of the second solution displacement case through three embedded groove and the 4th embedded groove, left chamber body is long-pending to expand, push the rubber diaphragm in the second solution displacement case, the hydraulic pressure of the medium volume in right ventricle is entered to recovery tank.Can try to achieve the pressure reduction of sample bottom surface and upper bottom surface by the pressure reduction at supply tank and recovery tank top, can measure the seepage flow flow of sample by the flowmeter between the first solution displacement case and the second solution displacement case and supply tank and recovery tank, then try to achieve the infiltration coefficient of the sample shear tangent plane tangential direction of sample in the time of this grade of shear displacemant.
Claims (3)
1. one kind is polluted soil body shearing infiltration experiment device, it is characterized in that: described a kind of soil body that pollutes is sheared infiltration experiment device by cabinet (4), circular seal test cavity, base (27), footstock (15), servo loading system, osmosis system composition, circular seal test cavity is by cylinder (13), bottom (28), top cover (16) and screw rod (23) form, bottom (28) is fixed on cabinet (4) upper surface, cylinder (13) is placed in bottom (28) top, between cylinder (13) and bottom (28) surface of contact, be provided with O-ring seal, top cover (16) is placed in cylinder (13) top, between cylinder (13) and top cover (16) surface of contact, be provided with O-ring seal, between bottom (28) and top cover (16), connected by symmetrically arranged screw rod (23), in cylinder (13) barrel, be provided with circular ring type abdominal cavity (22), circular ring type abdominal cavity (22) has the aperture that leads to cylinder (13) internal face, base (27) is fixed on bottom (28) upper face center position, the upper symmetry of base (27) has a pair of pilot hole, footstock (15) is positioned at top cover (16) lower surface middle position, between footstock (15) and top cover (16), bolt is connected, footstock (15) is two stage steps shape, on the one-level step of footstock (15), have pilot hole, in the two stage steps of footstock (15), have the 4th embedded groove (14), servo loading system is by hydraulic-servo-load instrument (3), left hydraulic jack (2), right hydraulic jack (9), the first transmission rod (26), the second transmission rod (10), the 3rd transmission rod (19), the first load plate (25) and the second load plate (11), the 3rd load plate (20) composition, hydraulic-servo-load instrument (3), left hydraulic jack (2) and right hydraulic jack (9) are fixedly mounted in cabinet (4), hydraulic-servo-load instrument (3) is connected by pipeline with left hydraulic jack (2) and right hydraulic jack (9), the first transmission rod (26) and the second transmission rod (10) are movably placed in respectively in the pilot hole on base (27), the first transmission rod (26) lower end is fixedly connected with the top land of left hydraulic jack (2), upper end is provided with the first load plate (25), the first load plate (25) upper surface has the first embedded groove (24), the second transmission rod (10) lower end is fixedly connected with the top land of right hydraulic jack (9), upper end is provided with the second load plate (11), the second load plate (11) upper surface has the second embedded groove (12), the 3rd transmission rod (19) is movably placed in the pilot hole of footstock (15), the 3rd transmission rod (19) upper end is connected with displacement transducer (17), lower end is provided with the 3rd load plate (20), the 3rd load plate (20) lower surface has three embedded groove (21), displacement transducer (17) is fixed on top cover (16) top, the 3rd transmission rod (19) is provided with clamping screw (18), clamping screw (18) is positioned between top cover (16) and displacement transducer (17), the first load plate (25), the second load plate (11), the two stage steps face of the 3rd load plate (20) and footstock (15) is all semicircle shape, the first load plate (25) is corresponding with the 3rd load plate (20), the second embedded groove (12) is corresponding with the 4th embedded groove (14), osmosis system is by air compressor machine (1), vacuum pump (30), supply tank (7), recovery tank (6), the first solution displacement case (8), the second solution displacement case (5), and flowmeter, pressure regulator valve, conduit and valve form, air compressor machine (1), vacuum pump (30), supply tank (7), recovery tank (6), the first solution displacement case (8), the second solution displacement case (5) is all fixedly mounted in cabinet (4), air compressor machine (1) is connected with the air admission hole at supply tank (7) and recovery tank (6) top by pipeline, air compressor machine (1) is provided with valve and pressure regulator valve with supply tank (7) connecting tube, pressure regulator valve is positioned at supply tank (7) one sides, air compressor machine (1) is provided with valve and pressure regulator valve with recovery tank (6) connecting tube, pressure regulator valve is positioned at recovery tank (6) one sides, in the first solution displacement case (8), be provided with rubber diaphragm, the first solution displacement case (8) is divided into two Room, left and right by rubber diaphragm, two tops, Room, left and right are equipped with the pipeline being communicated with atmosphere, pipeline is provided with valve, in the second solution displacement case (5), be provided with rubber diaphragm, the second solution displacement case (5) is divided into two Room, left and right by rubber diaphragm, two tops, Room, left and right are equipped with the pipeline being communicated with atmosphere, pipeline is provided with valve, the first embedded groove (24) is connected by pipeline with the water delivering orifice at the first solution displacement top, the left chamber of case (8) with the water inlet on the second embedded groove (12), between connecting tube, be provided with valve, the first solution displacement case (8) top, right ventricle water inlet is connected by pipeline with the water delivering orifice of supply tank (7) bottom, between connecting tube, be provided with flowmeter, three embedded groove (21) is connected by pipeline with the water inlet at the second solution displacement top, the left chamber of case (5) with the water delivering orifice on the 4th embedded groove (14), between connecting tube, be provided with valve, the water delivering orifice at the second solution displacement case (5) top, right ventricle is connected by pipeline with the water inlet of recovery tank (6) bottom, between connecting tube, be provided with flowmeter, air compressor machine (1) is connected with circular ring type abdominal cavity (22) by pipeline with vacuum pump (30), pipeline is provided with three-phase valve (29), between air compressor machine (1) and vacuum pump (30) and three-phase valve (29), in pipeline, be equipped with pressure regulator valve.
2. a kind of soil body that pollutes according to claim 1 is sheared infiltration experiment device, be it is characterized in that: in the first embedded groove (24), the second embedded groove (12), three embedded groove (21) and the 4th embedded groove (14), be all embedded with semicircle permeable stone.
3. a kind of soil body that pollutes according to claim 1 is sheared infiltration experiment device, be it is characterized in that: in the pilot hole in base (27) and footstock (15), be equipped with O-ring seal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455756.0U CN204028067U (en) | 2014-08-13 | 2014-08-13 | A kind of soil body that pollutes is sheared infiltration experiment device |
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| CN201420455756.0U CN204028067U (en) | 2014-08-13 | 2014-08-13 | A kind of soil body that pollutes is sheared infiltration experiment device |
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| CN204028067U true CN204028067U (en) | 2014-12-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155428A (en) * | 2014-08-13 | 2014-11-19 | 中国科学院武汉岩土力学研究所 | Polluted soil shear penetration test device |
| WO2018068381A1 (en) * | 2016-10-12 | 2018-04-19 | 河海大学 | Test device for performing positive-pressure water saturation on rock-like samples in a batch mode, and use method therefor |
| CN113281193A (en) * | 2021-05-21 | 2021-08-20 | 东北大学 | Rock deformation information accurate measurement device and method in true triaxial shear test process |
-
2014
- 2014-08-13 CN CN201420455756.0U patent/CN204028067U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155428A (en) * | 2014-08-13 | 2014-11-19 | 中国科学院武汉岩土力学研究所 | Polluted soil shear penetration test device |
| CN104155428B (en) * | 2014-08-13 | 2015-10-28 | 中国科学院武汉岩土力学研究所 | A kind of soil body that pollutes shears infiltration experiment device |
| WO2018068381A1 (en) * | 2016-10-12 | 2018-04-19 | 河海大学 | Test device for performing positive-pressure water saturation on rock-like samples in a batch mode, and use method therefor |
| CN113281193A (en) * | 2021-05-21 | 2021-08-20 | 东北大学 | Rock deformation information accurate measurement device and method in true triaxial shear test process |
| CN113281193B (en) * | 2021-05-21 | 2022-08-09 | 东北大学 | Rock deformation information accurate measurement device and method in true triaxial shear test process |
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